​

​

March 31, 

​

December 31,

(thousands of dollars)

  ​ ​ ​

2026

  ​ ​ ​

2025

Accrued liabilities:

​

​

​

​

​

​

Accrued compensation

​

$

490

​

$

986

Liabilities related to Company insurance

​

​

28

​

​

55

Accrued legal fees

​

​

—

​

​

104

Current portion of lease liabilities

​

​

221

​

​

309

Other accrued liabilities

​

​

200

​

​

206

Total accrued liabilities

​

$

939

​

$

1,660